Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Niagara Falls, ON to San Juan from C$ 219

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/10. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — SJU
14 Jun — 21 Jun1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Niagara Falls to San Juan are usually found in October or September, booked 46 days in advance, depart on a Monday or Wednesday and return on a Wednesday

Cheap flight deals from Niagara Falls to San Juan

Enter your travel dates to find the best prices.

Cheapest flights from Niagara Falls to San Juan
Explore the most affordable flight options available from Niagara Falls to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 May 2026.

Sat 12/912:40 p.m.
YYZ
-
SJU
1 stop6h 50m
Arajet
Tue 22/94:30 p.m.
SJU
-
YYZ
1 stop7h 25m
Arajet
Deal found 12/5C$ 400
Tue 8/123:00 p.m.
YYZ
-
SJU
1 stop8h 36m
United Airlines
Tue 15/124:52 p.m.
SJU
-
YYZ
1 stop8h 27m
United Airlines
Deal found 13/5C$ 417
Wed 9/96:10 a.m.
YYZ
-
SJU
1 stop9h 32m
United Airlines
Thu 17/91:00 a.m.
SJU
-
YYZ
1 stop8h 19m
United Airlines
Deal found 12/5C$ 418
Fri 11/128:30 p.m.
YYZ
-
SJU
1 stop16h 35m
Air Canada
Sat 19/123:00 p.m.
SJU
-
YYZ
1 stop17h 39m
Air Canada
Deal found 12/5C$ 440
Sat 17/106:15 a.m.
YYZ
-
SJU
1 stop17h 26m
American Airlines
Tue 20/103:25 p.m.
SJU
-
YYZ
1 stop7h 50m
American Airlines
Deal found 11/5C$ 444
Fri 25/96:30 a.m.
YYZ
-
SJU
1 stop9h 50m
Arajet
Tue 29/94:30 p.m.
SJU
-
YYZ
1 stop7h 25m
Arajet
Deal found 10/5C$ 458
Wed 29/73:14 p.m.
YYZ
-
SJU
1 stop8h 44m
American Airlines
Tue 4/812:59 a.m.
SJU
-
YYZ
1 stop10h 00m
American Airlines
Deal found 13/5C$ 459
Wed 9/96:10 a.m.
YYZ
-
SJU
1 stop9h 32m
United Airlines
Wed 16/91:00 a.m.
SJU
-
YYZ
1 stop8h 19m
United Airlines
Deal found 12/5C$ 461

Find flight deals from Niagara Falls to San Juan

Keep the following information in mind while searching for Niagara Falls to San Juan flight deals. Data was last updated 15 May 2026.

Round-trip from

C$ 400

One-way from

C$ 219

Popular in

December

Cheapest in

October

Average price

C$ 592
Arajet
  • Arajet
  • 12/9-22/9
  • 2 total stops
  • 14h 15m total
  • Niagara Falls to San Juan
Search Deals
Arajet
  • Arajet
  • 24/10
  • 1 total stop
  • 6h 50m total
  • Niagara Falls to San Juan
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 81 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Niagara Falls to San Juan that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 15 May 2026.
Use the filters below to find and compare flights from Niagara Falls to San Juan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Fri 4/9

6:30 a.m.-4:20 p.m.

1 stop9h 50m

San Juan Luis Munoz Marin Intl

Tue 8/9

4:30 p.m.-11:55 p.m.

1 stop7h 25m

C$ 518

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Wed 9/9

6:10 a.m.-3:42 p.m.

1 stop9h 32m

San Juan Luis Munoz Marin Intl

Sat 19/9

1:00 a.m.-9:19 a.m.

1 stop8h 19m

C$ 558
Quickest round-trip

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sat 30/5

2:35 p.m.-9:24 p.m.

1 stop6h 49m

San Juan Luis Munoz Marin Intl

Sat 6/6

3:56 p.m.-11:59 p.m.

1 stop8h 03m

C$ 667

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Wed 17/6

6:00 a.m.-9:58 p.m.

1 stop15h 58m

San Juan Luis Munoz Marin Intl

Wed 24/6

6:21 a.m.-5:21 p.m.

1 stop11h 00m

C$ 694

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Fri 31/7

11:00 a.m.-8:34 p.m.

1 stop9h 34m

San Juan Luis Munoz Marin Intl

Tue 4/8

7:40 a.m.-5:56 p.m.

1 stop10h 16m

C$ 699

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sat 13/6

2:35 p.m.-9:24 p.m.

1 stop6h 49m

San Juan Luis Munoz Marin Intl

Wed 24/6

1:00 a.m.-9:19 a.m.

1 stop8h 19m

C$ 704

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Mon 8/6

2:30 p.m.-9:24 p.m.

1 stop6h 54m

San Juan Luis Munoz Marin Intl

Wed 24/6

1:00 a.m.-9:19 a.m.

1 stop8h 19m

C$ 704

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Thu 28/5

10:15 a.m.-8:34 p.m.

1 stop10h 19m

San Juan Luis Munoz Marin Intl

Sat 6/6

1:25 p.m.-10:23 p.m.

1 stop8h 58m

C$ 715

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Thu 29/10

6:10 a.m.-3:36 p.m.

1 stop9h 26m

San Juan Luis Munoz Marin Intl

Mon 2/11

5:50 p.m.-11:28 p.m.

1 stop6h 38m

C$ 716

TorontoSan Juan

YYZ - SJU

YYZSJU

Toronto Pearson Intl

Sun 7/6

7:30 a.m.-11:50 p.m.

1 stop16h 20m

San Juan Luis Munoz Marin Intl

Wed 24/6

1:00 a.m.-9:19 a.m.

1 stop8h 19m

C$ 717

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/5

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Niagara Falls to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Niagara Falls with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Niagara Falls to San Juan

How much does it cost to fly round-trip from Niagara Falls to San Juan?

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Juan. Reviews last updated 15 May 2026.
Read reviews from past customers who have flown United Airlines,WestJet, andAmerican Airlines from Niagara Falls to San Juan. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,715 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,715 reviews
United Airlines
7.4
Good
9,715 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
WestJet
7.2
Good
3,335 reviews
United Airlines
7.4
Good
9,715 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
American Airlines
7.1
Good
11,663 reviews
United Airlines
7.4
Good
9,715 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
11,034 reviews
United Airlines
7.4
Good
9,715 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Crew

8.1

Overall

7.4

Boarding

7.7

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Niagara Falls to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Niagara Falls to San Juan?

    Arajet, United Airlines, and American Airlines can get you from Niagara Falls to San Juan in just under 9h 32m. Your travel time can differ by up to 6h 26m. The distance between Niagara Falls and San Juan is about 3080 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Niagara Falls to San Juan one-way?

    The cheapest airline one-way is Arajet, with whom users have recently found tickets for as low as C$ 166. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Niagara Falls to San Juan for a low price.

  • What are the most reliable airlines from Niagara Falls to San Juan?

    Consider WestJet (86%), Delta (83%) or Air Canada Rouge (64%) when booking your flight. These represent the most reliable airlines when flying from Niagara Falls to San Juan.

  • What are the cheapest flights from Niagara Falls to San Juan?

    The cheapest flight price from Niagara Falls to San Juan is C$ 329. On average you can expect to pay C$ 934. The most popular route, (Toronto Pearson Intl - San Juan Luis Munoz Marin Intl), can usually be booked for C$ 400.

  • Can I find deals for flights from Niagara Falls to San Juan that include hotel bookings?

    Yes. In addition to deals on Niagara Falls to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Niagara Falls to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Niagara Falls to San Juan.

  • Can I find deals for business class flights from Niagara Falls to San Juan?

    Yes. Cheapflights offers flight deals from Niagara Falls to San Juan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 6 airlines flying from Niagara Falls to San Juan

Discover the top 6 airlines that operate flights from Niagara Falls to San Juan. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 15 May 2026.
AirlineCheapestAverageFlexibilityOn-time
ArajetCheapestC$ 217AverageC$ 434FlexibilityNo cancel feeOn-timeN/A
Search Arajet flights
American AirlinesCheapestC$ 260AverageC$ 559FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 337AverageC$ 560FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapestC$ 358AverageC$ 931FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapestC$ 374AverageC$ 987FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 563AverageC$ 904FlexibilityNo cancel feeOn-time60%
Search WestJet flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Niagara Falls to San Juan?

Deals for Niagara Falls to San Juan flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Niagara Falls to San Juan?

Cheapflights simply makes it quick and affordable to book flights from Niagara Falls to San Juan by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Niagara Falls to San Juan with no change fees?

Yes, we can. To see specific flights from Niagara Falls to San Juan with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Niagara Falls to San Juan become cheaper?

Not ready to book yet? You can track prices for flights from Niagara Falls to San Juan on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.